Excuses are like assholes - everyone has one.
Pick 2, multi sig, be done with it.
Trezor and 1 other. Fuck the air gap - a lot of good that did for nostr:nprofile1qqs9v9et20mnqagtgrnrc5qmzcrgmkt2y3087p23vawqlmyczlhfdcqprdmhxue69uhkvet9v3ejumn0wd68ytnzv9hxgtmsd93hxqglwaehxw309ahx7um5wgh8x6tcw3jk2m...